utils.py 文件源码

def validate_json(required):
    def decorator(f):
        @wraps(f)
        def wrapper(*args, **kw):
            try:
                request.json
            except Exception:
                return json_response(
                    "This endpoint requires a json request body", 400
                )
            for r in required.split(","):
                if r not in (request.json or {}):
                    log.warning(
                        "Required field not specified: %s, json is %s",
                        r, request.json
                    )
                    return make_response(jsonify(
                        {
                            "message": "Required field not specified: %s" % r,
                            "status": 500
                        }), 500)

            return f(*args, **kw)
        return wrapper
    return decorator